616116073 has 2 divisors, whose sum is σ = 616116074. Its totient is φ = 616116072.

The previous prime is 616116029. The next prime is 616116167. The reversal of 616116073 is 370611616.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 436475664 + 179640409 = 20892^2 + 13403^2 .

It is a cyclic number.

It is not a de Polignac number, because 616116073 - 2⁹ = 616115561 is a prime.

It is not a weakly prime, because it can be changed into another prime (616116773) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 308058036 + 308058037.

It is an arithmetic number, because the mean of its divisors is an integer number (308058037).

Almost surely, 2^616116073 is an apocalyptic number.

It is an amenable number.

616116073 is a deficient number, since it is larger than the sum of its proper divisors (1).

616116073 is an equidigital number, since it uses as much as digits as its factorization.

616116073 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4536, while the sum is 31.

The square root of 616116073 is about 24821.6855390604. The cubic root of 616116073 is about 850.9176125006.

Adding to 616116073 its reverse (370611616), we get a palindrome (986727689).

The spelling of 616116073 in words is "six hundred sixteen million, one hundred sixteen thousand, seventy-three".